Mobile radiation barrier



FIG. 1 is a left-rear-side perspective view of a mobile radiation barrier;

FIG. 2 is a left-front-side perspective view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

The broken lines illustrate portions of the mobile radiation barrier that form no part of the claimed design. 

CLAIM The ornamental design for a mobile radiation barrier, as shown and described. 